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Step-by-step masterclass: how to safely and effectively remove rinnai gas heaters

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er,...

What To Know

  • If you smell gas after disconnecting the gas line, immediately turn off the gas supply at the main valve and evacuate the area.
  • The cost of removing a gas heater can vary depending on the type of heater, its location, and whether you hire a professional.
  • Yes, you can use the same gas line for a new heater as long as it is in good condition and meets the requirements of the new heater.

If you’re planning to replace your old Rinnai gas heater or simply relocate it to a different room, knowing how to remove it safely is crucial. This comprehensive guide will walk you through the entire process, providing clear instructions and safety tips to ensure a successful removal.

Safety Precautions

Before you begin, it’s imperative to take the following safety precautions:

  • Turn off the gas supply to the heater at the main valve.
  • Allow the heater to cool down completely.
  • Open windows and doors to ventilate the area.
  • Wear gloves and safety glasses for protection.

Tools Required

  • Screwdriver (Phillips and flathead)
  • Adjustable wrench
  • Socket wrench
  • Tape measure
  • Level

Step-by-Step Removal Instructions

1. Disconnect the Gas Line

  • Using an adjustable wrench, loosen the nut connecting the gas line to the heater.
  • Pull the gas line away from the heater.
  • Cap the end of the gas line to prevent gas leakage.

2. Remove the Exhaust Vent

  • Locate the screws holding the exhaust vent in place.
  • Remove the screws and carefully pull the vent away from the heater.

3. Disconnect the Electrical Wires

  • Turn off the power to the heater at the breaker panel.
  • Remove the electrical cover on the heater.
  • Disconnect the wires from the terminal block.
  • Tape the ends of the wires to prevent electrical shock.

4. Remove the Heater from the Wall

  • Measure the distance between the top of the heater and the floor.
  • Using a level, mark this distance on the wall.
  • Support the heater with a piece of wood or a helper.
  • Remove the screws holding the heater to the wall.
  • Carefully lift the heater off the wall and place it on a stable surface.

5. Remove the Burner Assembly

  • Locate the screws holding the burner assembly in place.
  • Remove the screws and carefully lift the burner assembly out of the heater.

6. Remove the Pilot Assembly

  • Locate the screws holding the pilot assembly in place.
  • Remove the screws and carefully lift the pilot assembly out of the heater.

7. Remove the Gas Control Valve

  • Locate the screws holding the gas control valve in place.
  • Remove the screws and carefully lift the gas control valve out of the heater.

Reinstallation

If you’re not replacing the heater but relocating it, you can follow the same steps in reverse order to reinstall it. Ensure that all connections are tight and secure, and always refer to the manufacturer’s instructions for specific guidance.

Troubleshooting

1. Gas leak: If you smell gas after disconnecting the gas line, immediately turn off the gas supply at the main valve and evacuate the area. Contact a qualified gas technician.

2. Electrical shock: If you experience any electrical shock while disconnecting the wires, immediately turn off the power at the breaker panel and call an electrician.

3. Heater won’t come off the wall: If the heater is stuck on the wall, check if all the screws holding it in place have been removed. Use a pry bar or a hammer to gently tap on the heater to loosen it.

Conclusion: Removing a Rinnai Gas Heater Safely and Effectively

By following these detailed instructions and safety precautions, you can successfully remove a Rinnai gas heater from your home. Always remember to prioritize safety and refer to the manufacturer’s guidelines for specific instructions related to your model.

Frequently Asked Questions (FAQs)

1. Can I remove a gas heater myself?

Yes, you can remove a gas heater yourself if you have the necessary tools and follow safety precautions. However, it’s recommended to consult a qualified gas technician if you have any doubts or concerns.

2. How much does it cost to remove a gas heater?

The cost of removing a gas heater can vary depending on the type of heater, its location, and whether you hire a professional. Expect to pay around $100-$300 for professional removal.

3. Can I use the same gas line for a new heater?

Yes, you can use the same gas line for a new heater as long as it is in good condition and meets the requirements of the new heater. However, it’s always advisable to have a qualified gas technician inspect the line before connecting the new heater.

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Rob Sanders

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er, Rob takes pride in testing out the latest tools and gadgets to see how they can make home projects easier. When it comes to heating systems, he's evaluated over 50 different furnace and boiler models over the years. Rob founded Nurturing Homeaid with his business partner Jim in 2020 to provide homeowners with genuine product recommendations they can trust. In his free time, Rob enjoys remodeling old homes with his family and traveling to visit architectural landmarks across the country. He holds a bachelor's degree in Journalism from Syracuse University.
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